A decade of science and trillions of collisions show the W boson is bigger than expected — team physicist explains what this means for the Standard Model

It took 10 years to measure the mass of the W bosons – and the result was not what physicists expected. (Image source: PM Images/Digital Vision via Getty Images)

This article was originally published conversation. Post contributed this article to Space.com Expert Voices: Editorial and Insights.

John ConwayProfessor of Physics, University of California, Davis

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